Solve the system of linear equations by substitution. −2x−5y=3 3x+8y=−6
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Volume of a cone: 1/3
r²h
r is the radius (diameter ÷ 2) and h is the height.
Find the radius first using the diameter: 2
÷ 2 = 1.25
Now plug in the numbers into the formula.
1/31.25²10 = <span>16.4
</span>
The volume of the cone is 16.4 cubic feet.
r is the radius (diameter ÷ 2) and h is the height.
Find the radius first using the diameter: 2
Now plug in the numbers into the formula.
1/3
</span>
The volume of the cone is 16.4 cubic feet.